The Phase & Motor Rotation Tester Model PMR-1 is an economical three-in-one test tool which is a must for any plant maintenance staff. It quickly identifies the proper sequencing for three phase power. This is also an ideal tool for measuring proper rotation of motors, conveyors, pumps and other electrical devices interconnected on the power line system before installation. This meter has been designed according to EN 61010 safety requirements for Electronic Measuring apparatus.